.ac.cr domains list

Download structured datasets with verified DNS, RDAP & WHOIS, and technology fields for all .ac.cr domains.
Access a complete list of .ac.cr domains with active DNS records, WHOIS data, IPs, and detected technologies — all verified and updated daily.

Analytics overview of .ac.cr domains in webatla

Access precise and up-to-date information on active domains and websites with the .ac.cr TLD from the comprehensive webatla database.

New domain registrations

0 last week
0 last month

Active domains

127 active domains

DNS

127 domains with DNS records

Countries

Domains from 6 countries

RDAP and WHOIS

127 domains with RDAP and WHOIS records

IP addresses

Includes 113 unique IPs hosting active domains

Average Harmonic Value: 11,386,676.77

A metric that estimates network influence and trust, based on the link structure of domains using .ac.cr TLD

Average PR Value: 0.00000003331

The average PageRank score reflecting the SEO authority of websites with the .ac.cr TLD

Database preview of .ac.cr domains

Preview the top .ac.cr domains
Last updated: 2026-01-15
TLD Domain TLD suffix Country IP address Technologies PR value Harmonic value Detected hosts count DNS last data checked DNS Status DNS records RDAP/WHOIS last data checked RDAP/WHOIS method Domain creation date Domain expiration date Domain last changed Registrar RDAP/WHOIS Record
cr ucr.ac.cr ac.cr Costa Rica (CR) 163.178.83.117 ["Google Analytics"] 0.00000133110 18,265,082.00 2026/01/13 1 {"A": ["163.178.83.117"], "MX": [{"ho... 2025/09/25 RDAP {"raw_response": ...
cr tec.ac.cr ac.cr Costa Rica (CR) 201.204.122.4 ["Google Analytics"] 0.00000039625 17,972,844.00 2026/01/14 1 {"A": ["201.204.122.4"], "MX": [{"hos... 2025/09/25 RDAP {"raw_response": ...
cr catie.ac.cr ac.cr United States (US) 45.77.187.143 ["Google Analytics"] 0.00000019049 15,691,107.00 2026/01/14 1 {"A": ["45.77.187.143"], "MX": [{"hos... 2025/09/25 RDAP {"raw_response": ...
cr icap.ac.cr ac.cr United States (US) 34.237.181.120 ["WordPress", "NGINX", "Piwik (Matomo... 0.00000012524 15,024,943.00 2026/01/15 1 {"A": ["34.237.181.120"], "MX": [{"ho... 2025/09/27 RDAP {"raw_response": ...
cr earth.ac.cr ac.cr United States (US) 20.40.202.11 ["Google Analytics"] 0.00000011518 17,964,132.00 2026/01/13 1 {"A": ["20.40.202.11"], "MX": [{"host... 2025/09/27 RDAP {"raw_response": ...
cr ulatina.ac.cr ac.cr Costa Rica (CR) 45.168.196.83 ["Google Tag Manager", "Apache HTTP S... 0.00000011429 18,168,180.00 2026/01/08 1 {"A": ["45.168.196.83"], "MX": [{"hos... 2025/09/24 RDAP {"raw_response": ...
cr imn.ac.cr ac.cr Costa Rica (CR) 190.113.121.26 ["Google Tag Manager", "Apache HTTP S... 0.00000009985 15,198,826.00 2026/01/14 1 {"A": ["190.113.121.26"], "MX": [{"ho... 2025/09/28 RDAP {"raw_response": ...
cr ulacit.ac.cr ac.cr United States (US) 172.67.159.35 ["Cloudflare"] 0.00000008748 17,824,228.00 2026/01/04 1 {"A": ["172.67.159.35", "104.21.9.59"... 2025/10/01 RDAP {"raw_response": ...
cr acguanacaste.ac.cr ac.cr United States (US) 34.36.112.71 ["Google Tag Manager", "Joomla", "Apa... 0.00000008729 17,976,354.00 2026/01/09 1 {"A": ["34.36.112.71"], "MX": [{"host... 2025/09/25 RDAP {"raw_response": ...
cr utn.ac.cr ac.cr Canada (CA) 144.217.241.78 ["Drupal", "NGINX", "PHP"] 0.00000008256 14,535,439.00 2025/12/28 1 {"A": ["144.217.241.78"], "MX": [{"ho... 2025/09/25 RDAP {"raw_response": ...
cr ots.ac.cr ac.cr Costa Rica (CR) 201.197.69.202 ["NGINX"] 0.00000007048 15,206,261.00 2026/01/14 1 {"A": ["201.197.69.202"], "MX": [{"ho... 2025/09/27 RDAP {"raw_response": ...
cr uci.ac.cr ac.cr United States (US) 104.21.15.231 ["NGINX"] 0.00000003587 15,109,839.00 2025/12/30 1 {"A": ["104.21.15.231", "172.67.208.1... 2025/09/24 RDAP {"raw_response": ...
cr fod.ac.cr ac.cr United States (US) 20.81.190.166 ["Apache HTTP Server", "WordPress", "... 0.00000003012 15,099,342.00 2026/01/07 1 {"A": ["20.81.190.166"], "MX": [{"hos... 2025/09/27 RDAP {"raw_response": ...
cr unibe.ac.cr ac.cr United States (US) 35.215.125.235 ["Google Analytics"] 0.00000002269 14,331,598.00 2026/01/10 1 {"A": ["35.215.125.235"], "MX": [{"ho... 2025/09/25 RDAP {"raw_response": ...
cr flacso.ac.cr ac.cr United States (US) 190.92.170.164 ["Google Tag Manager", "Joomla", "NGI... 0.00000002134 14,072,484.00 2026/01/08 1 {"A": ["190.92.170.164"], "MX": [{"ho... 2025/09/25 RDAP {"raw_response": ...
cr revistacienciaysalud.ac.cr ac.cr Costa Rica (CR) 190.7.219.221 ["Google Tag Manager", "Apache HTTP S... 0.00000002078 14,997,057.00 2026/01/08 1 {"A": ["190.7.219.221"], "NS": ["alar... 2025/09/23 RDAP {"raw_response": ...
cr uh.ac.cr ac.cr United States (US) 20.115.121.162 ["Microsoft IIS"] 0.00000001814 14,956,714.00 2025/12/30 1 {"A": ["20.115.121.162"], "MX": [{"ho... 2025/09/28 RDAP {"raw_response": ...
cr uca.ac.cr ac.cr United States (US) 185.230.63.107 ["Apache HTTP Server", "PHP"] 0.00000001618 14,964,211.00 2026/01/14 1 {"A": ["185.230.63.107"], "MX": [{"ho... 2025/09/27 RDAP {"raw_response": ...
cr ulead.ac.cr ac.cr United States (US) 35.171.229.79 ["Google Tag Manager", "Apache HTTP S... 0.00000001369 14,318,305.00 2026/01/14 1 {"A": ["35.171.229.79"], "MX": [{"hos... 2025/09/28 RDAP {"raw_response": ...
cr ulasalle.ac.cr ac.cr United States (US) 162.214.101.140 ["Apache HTTP Server"] 0.00000001250 13,830,361.00 2026/01/13 1 {"A": ["162.214.101.140"], "MX": [{"h... 2025/09/27 RDAP {"raw_response": ...
cr ubl.ac.cr ac.cr Spain (ES) 195.182.205.40 ["Google Tag Manager", "NGINX", "ASP.... 0.00000001186 13,834,434.00 2026/01/03 1 {"A": ["195.182.205.40"], "MX": [{"ho... 2025/09/24 RDAP {"raw_response": ...
cr olcoma.ac.cr ac.cr United States (US) 199.116.77.213 ["Joomla", "Apache HTTP Server", "PHP"] 0.00000001120 12,944,962.00 2026/01/08 1 {"A": ["199.116.77.213"], "MX": [{"ho... 2025/09/27 RDAP {"raw_response": ...
cr uia.ac.cr ac.cr United States (US) 18.205.100.212 ["Apache HTTP Server"] 0.00000001055 13,969,351.00 2026/01/14 1 {"A": ["18.205.100.212"], "MX": [{"ho... 2025/09/25 RDAP {"raw_response": ...
cr acl.ac.cr ac.cr Costa Rica (CR) 201.192.160.188 ["ASP.NET", "PHP", "Microsoft IIS"] 0.00000001045 15,074,952.00 2026/01/08 1 {"A": ["201.192.160.188"], "MX": [{"h... 2025/09/25 RDAP {"raw_response": ...
cr fundepos.ac.cr ac.cr United States (US) 192.252.156.38 ["Google Tag Manager", "Apache HTTP S... 0.00000000993 13,614,930.00 2026/01/11 1 {"A": ["192.252.156.38"], "MX": [{"ho... 2025/09/24 RDAP {"raw_response": ...

Download full list of .ac.cr domains with tech detailed information

The largest database of live domains and detailed information about them, designed to boost your digital strategies.

.ac.cr domains share by technologies

Technology Count Domain Percentage of Technology
Apache HTTP Server 34 19.43
PHP 32 18.29
Google Tag Manager 24 13.71
WordPress 17 9.71
Facebook 12 6.86
NGINX 9 5.14
Google Analytics 8 4.57
Cloudflare 6 3.43
ASP.NET 5 2.86
Microsoft IIS 5 2.86
Drupal 4 2.29
Google reCAPTCHA 4 2.29
LiteSpeed Web Server 4 2.29
Joomla 3 1.71
Piwik (Matomo) 2 1.14
Wix 2 1.14
Pepyaka 1 0.57
Odoo 1 0.57
Plesk 1 0.57
Shopify 1 0.57

.ac.cr domains share by countries

Country Count Domain Percentage of Country
United States (US) 83 65.35
Costa Rica (CR) 37 29.13
Canada (CA) 2 1.57
Germany (DE) 2 1.57
Spain (ES) 2 1.57
Lithuania (LT) 1 0.79

What is .ac.cr TLD

.ac.cr is the academic-focused namespace within Costa Rica’s country-code domain system. .ac.cr domains are typically chosen by universities, research bodies, and educational networks to signal affiliation and local presence. In practice, .ac.cr websites convey institutional identity while aligning with national digital policy and governance contexts. From our global crawl, we currently observe 127 active registrations, of which 127 resolve as live sites and 127 present DNS records. Usage spans 6 countries due to cross-border hosting and collaboration, while new registrations last week totaled 0, indicating a steady, mature zone. We standardize metadata, DNS, and web fingerprints to map this namespace comprehensively. Download .ac.cr domain datasets from webatla.

History and key features of .ac.cr TLD

Like many academic second-level spaces under country codes, .ac.cr emerged to segregate higher-education identities beneath .cr. While formal policy specifics can evolve, .ac.cr domains generally prioritize accredited institutions and research ecosystems, supporting consistent naming conventions and trust cues. In our telemetry, .ac.cr websites exhibit high DNS consistency: 127 have resolvable records, closely matching 127 active domains and 127 live sites. Geographic dispersion across 6 countries reflects hosting choices rather than jurisdictional shifts. Registrations last month were 0 in December 2025, and last-week additions were 0, signaling low churn and stable inventories. We track lifespan, server stacks, and content languages to surface durable patterns. Download the .ac.cr domain datasets from webatla.

Why and who choose the .ac.cr domain

Universities, colleges, research institutes, and education-adjacent NGOs typically adopt .ac.cr domains to assert academic credibility anchored in Costa Rica’s context. For public outreach, repositories, and departmental portals, .ac.cr websites provide predictable addressing that aligns with peer expectations and citation practices. Decision factors we see include perceived trust, alignment with national education frameworks, and ease of discovery in local search. The namespace remains compact: 127 active domains, 127 live endpoints, and 127 with DNS, distributed across 6 countries. Recent activity is minimal – 0 last week and 0 in December 2025 last month – favoring stability over rapid growth. We curate infrastructure, ownership, and historical snapshots to support due diligence. Download comprehensive .ac.cr domain datasets from webatla.

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